Connection For Alarm Recording - Mitsubishi Electric DX-TL5716E Installation Manual

Notice
• Before connecting, remove the protection tape from both sides of the recorder.
• By connecting various devices, you can control this recorder by external devices and control external devices by this
recorder. However, depending on the operating condition of the recorder, its operation and control of external devices
may become slow or unstable.
• Select a USB hub supporting USB 2.0. Depending on the type of the USB hub you use, when a USB 2.0 device and a
USB 1.1 device are connected, both of them may operate according to the USB 1.1 standard. Avoid using such USB
hub.
• Before connecting external devices, turn off the MAIN switch of the recorder. After the completion of connection, turn on
the powers of the external devices fi rst and then turn on the MAIN switch of the recorder.
EMERGENCY/ALARM IN/EVENT 1-3/CLOCK ADJ input terminals
[Input circuit]
5V
0.047µF
10kΩ
22kΩ
Input
terminal
4.7kΩ
GND
<Recorder's internal circuit>
CALL OUT output terminal
[Output circuit]
CALL OUT (+) terminal
CALL OUT (-) terminal
<Recorder's internal circuit>
ALARM OUT/MODE OUT 1-4/CLOCK ADJ output terminals
[Output circuit]
Output terminal
GND
<Recorder's internal circuit>
Following fi gure shows an example of the connection of alarm signal corresponding to alarm sensor 1.
[Input conditions] Grounding for 200 ms or longer
[Input interval] At least 1 second
[Specifications] When operating: Short-circuited to GND terminal or L-level
5V
voltage is applied.
When not operating: Open
[Specifications] Warning alarm signal (Photocoupler output)
When operating: Short
When not operating: Open
* The terminal may output a signal for several seconds when the MAIN
switch on the rear panel of the recorder is turned on or the recorder
recovers from a power failure.
[Specifications] When operating: L-level voltage is output.
When not operating: Open
* Use the recorder within the ratings shown above.
* The terminal may output a signal for several seconds when the MAIN
switch on the rear panel of the recorder is turned on or the recorder
recovers from a power failure.

Connection for alarm recording

Alarm switch
Max. allowable input current is 7 mA DC.
Max. allowable input voltage is +24 V DC.
Max. allowable input current is 30 mA DC.
Max. allowable input voltage is +24 V DC.
Connections
25